ZDI-20-874: Microsoft SharePoint Scorecards Deserialization of Untrusted Data Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft SharePoint Server. Authentication is required to exploit this vulnerability. The specific flaw exists within the handling of controls in the Microsoft.PerformancePoint.Scorecards.Client module. Instantiating the ExcelDataSet control can trigger the deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the SharePoint web server process.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-20-874?
The severity of ZDI-20-874 is critical due to the potential for remote code execution.
How do I fix ZDI-20-874?
To fix ZDI-20-874, install the latest security updates provided by Microsoft for SharePoint Server.
What systems are affected by ZDI-20-874?
ZDI-20-874 affects installations of Microsoft SharePoint Server that have not been updated.
Can ZDI-20-874 be exploited without authentication?
No, authentication is required to exploit the ZDI-20-874 vulnerability.
What type of attacks does ZDI-20-874 enable?
ZDI-20-874 enables remote attackers to execute arbitrary code on affected SharePoint Server installations.